Your one‑stop shop for pressure pipe products

There are limitless uses for seamless steel pipe, and MST is ready to meet every demanding operational requirement and precise specification. Our cold‑drawn seamless carbon pipe is available in many grades, custom sizes and specifications, and MST can provide the high‑quality product that meets your needs exactly, even custom sizes that are not based on a standard pipe schedule.

MST also is one of just a handful of manufacturers globally – and the only one domestically – that offers NCA-3800 nuclear capabilities.

Specifications:

A53

A106 Grade A, B & C

A333 Grade 1 & 6

A334 Grade 1 & 6

Click the buttons to learn more about our A106 Pressure Pipe, which is also available with our exclusive Blue Diamond® coating.

Size Range:

Cold-drawn seamless pipe is available in a wide variety of sizes.* We also have the flexibility to offer non-standard pipe sizes. Custom-made pipe sizes and lengths are standard practice at MST. If you have a size not found on a standard IPS pipe schedule, no problem. We offer single random, double random or if you need a specific cut length, no problem. We can cut anywhere from 10′ to 52′ based on the size and pipe you are inquiring about.

Other Options

Our pipe products are also available with the option of:

Blue Diamond® Coating

Clear UV Coating

Galvanized

Threaded & Coupled

Pickled, Oiled & Plugged

Bare or Dry

Always American Made

Since 1927, we’ve built a reputation for being one of the toughest, most reliable manufacturers in the industry. We stand for top quality and nothing less. That’s why our product is always 100% melted and manufactured right here in the USA.

IPS SIZE

OD

WALL

WT/FT

1/2

40
80
160
XXHY

.840

.109
.147
.188
.297

.851
1.088
1.309
1.714

3/4

40
80
160
XXHY

1.050

.113
.154
.219
.308

1.131
1.474
1.944
2.441

1

40
80
160
XXHY

1.315

.133
.179
.250
.358

1.679
2.172
2.844
3.659

1-1/4

40
80
160
XXHY

1.660

.140
.191
.250
.382

2.273
2.997
3.765
5.214

1-1/2

40
80
160
XXHY

1.900

.145
.200
.281
.400

2.718
3.631
4.859
6.408

2

40
80
160
XXHY

2.375

.154
.218
.344
.436

3.653
5.022
7.462
9.029

2-1/2

40
80
160
XXHY

2.875

.203
.276
.375
.552

5.793
7.661
10.01
13.69

3

40
80
160
XXHY

3.500

.216
.300
.438
.600

7.576
10.25
14.32
18.58

3-1/2

40
80
XXHY

4.000

.226
.318
.636

9.109
12.50
22.850

4

40
80
160
XXHY

4.500

.237
.337
.531
.674

10.790
14.983
22.509
27.541

*Pipe can be produced to 1/2" to 4" IPS (12.7mm to 101.6mm IPS). Please let us know if you need a custom size that isn’t on the pipe size chart.